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Hipparchus   Listen
Hipparchus

noun
1.
Greek astronomer and mathematician who discovered the precession of the equinoxes and made the first known star chart and is said to have invented trigonometry (second century BC).






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"Hipparchus" Quotes from Famous Books



... advance even in those remote epochs. Our actual constellations, which are doubtless of Babylonian origin, appear to have been arranged in their present form by the learned philosopher Eudoxus of Cnidus, about the year 360 B.C. Aratus sang of them in a didactic poem toward 270. Hipparchus of Rhodes was the first to note the astronomical positions with any precision, one hundred and thirty years before our era. He classified the stars in order of magnitude, according to their apparent brightness; and his catalogue, preserved ...
— Astronomy for Amateurs • Camille Flammarion

... B.C.), who explained the motion of the earth; Eratosthenes (270-196 B.C.), who measured the size of the earth; Archimedes (270?-212 B.C.), a pupil of Euclid's, who applied science in many ways and laid the foundations of dynamics; Hipparchus (160-125 B.C.), the father of astronomy, who studied the heavens and catalogued the stars, were among the more famous Greeks who studied and taught there in the days when Alexandria had succeeded Athens as the intellectual capital of the Greek world. Some remarkable ...
— THE HISTORY OF EDUCATION • ELLWOOD P. CUBBERLEY

... cubit, the hand's breadth, the span, and, if you please, the barleycorn of our schoolboy days. It would also be a pleasant task to investigate the properties of the gnomon of the Chinese, Egyptians, and Peruvians, the scarphie of Eratosthenes, the astrolabe of Hipparchus, the parallactic rules of Ptolemy, Regimontanus Purbach, and Walther, the sextants and quadrants of Tycho Brahe, and the modifications of these various instruments, the invention and use of which, from century to century, ...
— Scientific American Supplement, No. 484, April 11, 1885 • Various

... we death? Did Brutus fear it? or the Grecian friends Who buried in Hipparchus' breast the sword, 100 And died triumphant? Caesar should fear death, Brutus ...
— The Complete Poetical Works of Samuel Taylor Coleridge - Vol I and II • Samuel Taylor Coleridge

... end, he sought alliance with the Lacedaemonians; but they would have nothing to do with him, deeming the venture too remote. Then he went to Athens, whence the sons of Pisistratus had been driven forth just before. For Hipparchus had been slain by Harmodius and Aristogiton, and afterwards Hippias would hardly have been expelled but that his enemies captured his children and so could make with him what terms they chose. But the Pisistratidse having been expelled, the city grew in might, and changes were made in the ...
— The World's Greatest Books, Vol XI. • Edited by Arthur Mee and J.A. Hammerton

... progress towards systems have been registered, so that they can predict their future changes. And their astronomical records are not like yours which go back only twenty centuries to the time of Hipparchus; they embrace a period a hundred times as long, and their civil history for the same time is as correct as their astronomical one. As I cannot describe to you the organs of these wonderful beings, so neither can ...
— Consolations in Travel - or, the Last Days of a Philosopher • Humphrey Davy

... reached. It is the capital of the whole land of Javan, which is called Greece. Here is the residence of the King Emanuel the Emperor. Twelve ministers are under him, each of whom has a palace in Constantinople and possesses castles and cities; they rule all the land. At their head is the King Hipparchus, the second in command is the Megas Domesticus, the third Dominus, and the fourth is Megaa Ducas, and the fifth is Oeconomus Megalus; the others bear ...
— The Itinerary of Benjamin of Tudela • Benjamin of Tudela

... wretched and unfortunate Eretrians, who at length were persuaded to expel their faithful advisers. Philip, their ally and friend, sent Hipponicus and a thousand mercenaries, demolished the walls of Porthmus, and established three rulers, Hipparchus, Automedon, Clitarchus. Since that he has driven them out of the country, twice attempting their deliverance: once he sent the troops with ...
— The Olynthiacs and the Phillippics of Demosthenes • Demosthenes



Words linked to "Hipparchus" :   astronomer, stargazer, uranologist, mathematician



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